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43 lines
763 B
Plaintext
43 lines
763 B
Plaintext
import gab.opencv.*;
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PImage src, dst;
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OpenCV opencv;
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ArrayList<Contour> contours;
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ArrayList<Contour> polygons;
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void setup() {
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src = loadImage("test.jpg");
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size(src.width, src.height/2);
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opencv = new OpenCV(this, src);
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opencv.gray();
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opencv.threshold(70);
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dst = opencv.getOutput();
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contours = opencv.findContours();
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println("found " + contours.size() + " contours");
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}
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void draw() {
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scale(0.5);
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image(src, 0, 0);
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image(dst, src.width, 0);
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noFill();
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strokeWeight(3);
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for (Contour contour : contours) {
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stroke(0, 255, 0);
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contour.draw();
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stroke(255, 0, 0);
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beginShape();
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for (PVector point : contour.getPolygonApproximation().getPoints()) {
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vertex(point.x, point.y);
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}
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endShape();
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}
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}
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